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Chapter 4 Interfaces
Host Interface Connector
The host interface connector on the EM3080-W V2 is a 12-pin FPC connector.
The 12-pin FPC connector supports TTL-232 and USB communication.
The following figure shows the location of the 12-pin FPC connector on the decoder board as well as PIN 1.
Figure 4-1
12-pin FPC
The following table lists the pin functions of the 12-pin host interface connector.
Table 4-1
PIN#
Signal
I/O
Function
Remark
1
-
-
Not connected.
2
VDD
-
3.3V power supply.
3
GND
-
Power-supply ground.
4
RXD
I
TTL level 232 receive data.
5
TXD
O
TTL level 232 transmit data.
6
USB_D-
I/O
USB D- differential data signal
7
USB_D+
I/O
USB D+ differential data signal
